Home / 110,330.13-165,495.54-30,369.15

Finding the Fourth Proportional to 110,330.13, 165,495.54 and 30,369.15

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Solution

The fourth proportional to 110,330.13, 165,495.54 and 30,369.15 is: 45,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,330.13 : 165,495.54 = 30,369.15 : x
  2. Step 2: Convert to fraction form
    110,330.13/165,495.54 = 30,369.15/x
  3. Step 3: Cross multiply
    110,330.13x = 165,495.54 × 30,369.15
  4. Step 4: Simplify right side
    110,330.13x = 5,025,958,878.59
  5. Step 5: Solve for x
    x = 5,025,958,878.59/110,330.13
  6. Step 6: Final answer
    x = 45,553.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.